This image taken by the space probe Galileo at a distance of 2, 400 km captured IDA and its tiny companion, dactyl.
这幅照片由太空探测器伽利略号离小行星2,400公里处拍摄，依达与其卫星达克图清晰可见。
This image taken by the space probe Galileo at a distance of 2, 400 km captured IDA and its tiny companion, dactyl.
这幅照片由太空探测器伽利略号离小行星2,400公里处拍摄，依达与其卫星达克图清晰可见。
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